@font-face { font-family: "Geist"; src: url("/assets/fonts/Geist-Variable.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Geist Mono"; src: url("/assets/fonts/GeistMono-Variable.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
/* Layout : une console de studio. Le haut de page est l'instrument lui-même ; les sections
   suivent la chaîne du signal (évolution, rack, produit, liste) ; notes de concept à part. */
:root {
  color-scheme: dark;
  --void: #07070A;      /* Vide : fond */
  --deep: #0C0C11;      /* écrans des instruments */
  --nebula: #15151C;    /* Nébuleuse : panneaux */
  --line: #22222C;      /* filets */
  --orbit: #33333F;     /* Orbite : traits */
  --dust: #868896;      /* Poussière : texte secondaire */
  --haze: #B9BBC6;      /* texte courant atténué */
  --star: #ECEDF2;      /* Étoile : texte principal */
  --light: #FFFFFF;     /* Lumière : halos et éléments actifs seulement */
  --evolve: #62CFAE;
  --warn: #FF9F8A;      /* messages d'erreur */    /* état « libre », comme HOLD et SYNC DAW dans Pulse */

  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --t-cap: 0.6875rem;   /* 11 px, petites capitales espacées */
  --t-small: 0.875rem;  /* 14 */
  --t-body: 1.0625rem;  /* 17 */
  --t-lead: 1.25rem;    /* 20 */
  --t-h3: 1.375rem;     /* 22 */
  --t-h2: clamp(2rem, 4.2vw, 3.5rem);
  --t-h1: clamp(2.6rem, 5.6vw, 5rem);

  --gutter: clamp(16px, 4vw, 48px);
  --bar-h: 60px;
  --radius: 14px;
}

* { box-sizing: border-box; }
html.lenis, html.lenis body { height: auto; }
.lenis-smooth { scroll-behavior: auto !important; }
.lenis-stopped { overflow: hidden; }

body {
  background: var(--void);
  color: var(--star);
  font: 400 var(--t-body)/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  padding-block: calc(var(--bar-h) + env(safe-area-inset-top, 0px)) 0;
  overflow-x: clip;
}
h1, h2, h3, p, figure, dl, dd, ol, ul { margin: 0; }
ol, ul { padding: 0; list-style: none; }
h2 { font-size: var(--t-h2); font-weight: 300; line-height: 1.04; letter-spacing: -0.03em; text-wrap: balance; }
h3 { font-size: var(--t-h3); font-weight: 400; letter-spacing: -0.01em; }
a { color: var(--star); text-underline-offset: 3px; text-decoration-color: var(--orbit); }
a:hover { text-decoration-color: var(--star); }
:focus-visible { outline: 2px solid var(--light); outline-offset: 3px; border-radius: 6px; }
img { max-width: 100%; display: block; }
.wrap { max-width: calc(1200px + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }
.cap {
  font-family: var(--mono); font-size: var(--t-cap); font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--dust);
}
.lead { font-size: var(--t-lead); line-height: 1.5; color: var(--haze); max-width: 46ch; }
.prose { color: var(--haze); max-width: 60ch; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ── Boutons ─────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 15px/1 var(--sans); padding: 14px 20px; border-radius: 999px;
  border: 1px solid var(--star); background: var(--star); color: var(--void);
  cursor: pointer; text-decoration: none; white-space: nowrap;
}
.btn:hover { background: var(--light); }
.btn.ghost { background: transparent; color: var(--star); border-color: var(--orbit); }
.btn.ghost:hover { border-color: var(--star); }
.btn .eq { display: inline-flex; gap: 2px; align-items: flex-end; height: 12px; }
.btn .eq i { width: 2px; height: 4px; background: currentColor; border-radius: 1px; }
.btn[aria-pressed="true"] .eq i { animation: eq 0.9s ease-in-out infinite; }
.btn[aria-pressed="true"] .eq i:nth-child(2) { animation-delay: -0.3s; }
.btn[aria-pressed="true"] .eq i:nth-child(3) { animation-delay: -0.6s; }
@keyframes eq { 0%, 100% { height: 3px; } 50% { height: 12px; } }

.chip {
  font: 500 12px/1 var(--mono); letter-spacing: 0.06em; color: var(--haze);
  padding: 9px 12px; border-radius: 999px; border: 1px solid var(--orbit); background: transparent; cursor: pointer;
}
.chip:hover { border-color: var(--dust); color: var(--star); }
.chip[aria-pressed="true"] { background: var(--star); color: var(--void); border-color: var(--star); }
.chip.playing:not([aria-pressed="true"]) { border-color: var(--star); color: var(--star); }

/* ── Barre du haut ───────────────────────────────────────────────────── */
.bar {
  position: fixed; inset: 0 0 auto 0; z-index: 20;
  padding: env(safe-area-inset-top, 0px) var(--gutter) 0;
  background: color-mix(in srgb, var(--void) 82%, transparent);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.bar-in { max-width: 1200px; margin-inline: auto; height: var(--bar-h); display: flex; align-items: center; gap: 20px; }
.bar .logo { display: block; line-height: 0; }
.bar .logo svg { height: 21px; width: auto; }
.bar .tag { font: 500 10px/1 var(--mono); letter-spacing: 0.16em; color: var(--dust); border: 1px solid var(--orbit); border-radius: 999px; padding: 5px 8px; }
.bar nav { margin-left: auto; display: flex; gap: 22px; }
.bar nav a { font: 500 12px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--dust); text-decoration: none; }
.bar nav a:hover { color: var(--star); }
.bar .sound { padding: 9px 14px; font-size: 13px; }
@media (max-width: 860px) { .bar nav { display: none; } .bar .sound { margin-left: auto; } }
@media (max-width: 420px) { .bar .tag { display: none; } }

/* ── Haut de page : l'instrument ─────────────────────────────────────── */
.hero {
  display: grid; grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(28px, 4.5vw, 72px); align-items: center;
  padding-block: clamp(36px, 6vw, 88px) clamp(56px, 7vw, 104px);
}
.hero-copy { display: grid; gap: 22px; min-width: 0; }
.hero h1 { font-size: var(--t-h1); font-weight: 250; line-height: 0.98; letter-spacing: -0.045em; max-width: 12ch; font-kerning: none; }
.hero h1 em { font-style: normal; font-weight: 500; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }
.hint { font: 400 12.5px/1.5 var(--mono); color: var(--dust); max-width: 44ch; }
.hint kbd { font: inherit; color: var(--star); border: 1px solid var(--orbit); border-radius: 4px; padding: 1px 5px; }

.scope { min-width: 0; display: grid; gap: 12px; }
.screen { background: var(--deep); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.screen-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 9px 10px 9px 12px; border-bottom: 1px solid var(--line);
}
.tabs { display: flex; gap: 2px; padding: 3px; border: 1px solid var(--line); border-radius: 8px; }
.tabs span { font: 500 10.5px/1 var(--mono); letter-spacing: 0.14em; color: var(--dust); padding: 6px 10px; border-radius: 5px; }
.tabs span.on { background: var(--nebula); color: var(--star); }
.readout { font: 500 11px/1 var(--mono); letter-spacing: 0.08em; color: var(--haze); font-variant-numeric: tabular-nums; display: flex; gap: 10px; align-items: center; }
.readout b { color: var(--star); font-weight: 500; }
.pause { font: 500 10.5px/1 var(--mono); letter-spacing: 0.12em; color: var(--dust); background: none; border: 1px solid var(--orbit); border-radius: 6px; padding: 6px 8px; cursor: pointer; }
.pause:hover { color: var(--star); border-color: var(--dust); }
.screen canvas { display: block; width: 100%; aspect-ratio: 16 / 11; max-width: 100%; }
.chords { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.chords .cap { margin-right: 4px; }

@media (max-width: 899px) {
  .hero { grid-template-columns: minmax(0, 1fr); }
  .screen canvas { aspect-ratio: 4 / 3; }
}

/* ── Moteur d'évolution (section épinglée) ───────────────────────────── */
.principle { padding-block: clamp(56px, 8vw, 112px); border-top: 1px solid var(--line); }
.principle-in { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(28px, 5vw, 80px); align-items: center; }
.principle-copy { display: grid; gap: 20px; min-width: 0; }
.meter { display: flex; align-items: baseline; gap: 12px; }
.meter b { font: 300 3rem/1 var(--sans); letter-spacing: -0.03em; color: var(--star); font-variant-numeric: tabular-nums; }
.meter b span { color: var(--dust); }

.engine { min-width: 0; background: var(--deep); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; position: relative; }
.engine-head { display: flex; justify-content: space-between; align-items: center; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.engine-head .cap:first-child { color: var(--star); }
.scan { position: absolute; left: 0; top: 0; height: 1px; width: 100%; background: var(--star); transform-origin: left center; transform: scaleX(0); }
.engine canvas { display: block; width: 100%; height: 132px; border-bottom: 1px solid var(--line); }
.lanes-head, .lane {
  display: grid; grid-template-columns: 34px minmax(92px, 1.1fr) minmax(0, 1.3fr) minmax(0, 1.6fr) 62px;
  gap: 12px; align-items: center; padding: 0 14px;
}
.lanes-head { height: 30px; border-bottom: 1px solid var(--line); }
.lanes-head span { font: 500 9.5px/1 var(--mono); letter-spacing: 0.14em; color: var(--dust); }
.lane { height: 52px; border-bottom: 1px solid var(--line); }
.lane:last-child { border-bottom: 0; }
.lock {
  width: 30px; height: 30px; border-radius: 8px; border: 1px solid var(--orbit); background: transparent;
  color: var(--dust); display: grid; place-items: center; cursor: pointer; padding: 0;
}
.lock:hover { color: var(--star); border-color: var(--dust); }
.lock svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; }
.lock .shackle { transition: transform 0.35s cubic-bezier(.2,.8,.2,1); }
.lane.on .lock { color: var(--void); background: var(--evolve); border-color: var(--evolve); }
.lane.on .lock .shackle { transform: translate(2.8px, -2px); }
.lane-name b { display: block; font: 500 12.5px/1.2 var(--mono); letter-spacing: 0.08em; }
.lane-name span { font: 400 9.5px/1.4 var(--mono); letter-spacing: 0.14em; color: var(--dust); }
.lane-state { font: 500 10.5px/1.3 var(--mono); letter-spacing: 0.08em; color: var(--dust); min-width: 0; }
.lane.on .lane-state { color: var(--evolve); }
.track { position: relative; height: 18px; min-width: 0; }
.track::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--orbit); }
.track .band { position: absolute; top: calc(50% - 2px); height: 4px; border-radius: 2px; background: var(--orbit); left: 0; width: 0; transition: background 0.3s; }
.lane.on .track .band { background: color-mix(in srgb, var(--evolve) 45%, transparent); }
.track .dot { position: absolute; top: 50%; width: 10px; height: 10px; margin: -5px 0 0 -5px; border-radius: 50%; background: var(--star); box-shadow: 0 0 0 3px var(--deep); }
.lane.on .track .dot { box-shadow: 0 0 0 3px var(--deep), 0 0 12px color-mix(in srgb, var(--light) 70%, transparent); }
.lane-val { font: 500 12px/1 var(--mono); text-align: right; font-variant-numeric: tabular-nums; color: var(--star); }

@media (min-width: 900px) and (min-height: 660px) {
  .principle.pinnable { min-height: 100svh; display: grid; align-content: center; padding-block: calc(var(--bar-h) + 24px) 32px; }
}
@media (max-width: 899px) {
  .principle-in { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 560px) {
  .lanes-head { display: none; }
  .lane { grid-template-columns: 34px minmax(0, 1fr) 58px; grid-template-areas: "lock name val" "lock state val" "track track track"; height: auto; padding-block: 12px; row-gap: 6px; }
  .lane .lock { grid-area: lock; } .lane-name { grid-area: name; } .lane-state { grid-area: state; } .track { grid-area: track; } .lane-val { grid-area: val; }
}

/* ── Le rack (défilement horizontal sur grand écran) ─────────────────── */
.rack { border-top: 1px solid var(--line); padding-block: clamp(56px, 8vw, 104px); overflow-x: clip; }
.rack-rail { padding-inline: max(var(--gutter), calc((100% - 1200px) / 2)); }
.rack-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 20px 40px; margin-bottom: clamp(28px, 4vw, 48px); }
.rack-head .prose { max-width: 42ch; }
.rack-track { display: flex; gap: 18px; width: max-content; will-change: transform; }
.unit {
  width: clamp(280px, 30vw, 400px); flex: none; display: grid; grid-template-rows: auto auto 1fr auto; gap: 14px;
  background: var(--nebula); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 14px 16px;
}
.unit-top { display: flex; justify-content: space-between; align-items: center; }
.unit figure { border-radius: 9px; overflow: hidden; background: var(--void); aspect-ratio: 3 / 2; border: 1px solid var(--line); }
.unit figure img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.unit figure.blank { display: grid; place-items: center; }
.unit figure.blank svg { width: 34%; height: auto; opacity: 0.85; }
.unit h3 span { color: var(--dust); }
.unit p { color: var(--haze); font-size: var(--t-small); line-height: 1.55; }
.unit p.todo { color: var(--dust); font-family: var(--mono); font-size: 12.5px; }
.status { font: 500 10px/1 var(--mono); letter-spacing: 0.14em; padding: 6px 9px; border-radius: 999px; border: 1px solid var(--orbit); color: var(--dust); }
.status.first { color: var(--void); background: var(--star); border-color: var(--star); }
@media (min-width: 900px) and (min-height: 660px) {
  .rack.pinnable { min-height: 100svh; display: grid; align-content: center; padding-block: calc(var(--bar-h) + 24px) 32px; }
}
.rack.stacked .rack-track { width: auto; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.rack.stacked .unit { width: auto; }

/* ── Cozmic Pulse ────────────────────────────────────────────────────── */
.product { border-top: 1px solid var(--line); padding-block: clamp(56px, 8vw, 112px); }
.product-in { display: grid; gap: clamp(32px, 5vw, 64px); }
.product-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 64px); align-items: end; }
.product-head .lockup svg { height: clamp(34px, 4.4vw, 52px); width: auto; }
.product-head .left { display: grid; gap: 22px; min-width: 0; }
.shot { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: var(--deep); }
.product-body { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr); gap: clamp(24px, 4vw, 56px); align-items: start; }
.features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 32px; margin-top: 28px; }
.features li { display: grid; gap: 6px; padding-top: 14px; border-top: 1px solid var(--line); min-width: 0; }
.features li p { color: var(--haze); font-size: var(--t-small); line-height: 1.55; }
.buy { display: grid; gap: 18px; background: var(--nebula); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; position: sticky; top: calc(var(--bar-h) + 20px + env(safe-area-inset-top, 0px)); }
.price { display: flex; align-items: baseline; gap: 12px; }
.price b { font: 250 4rem/0.9 var(--sans); letter-spacing: -0.05em; }
.price span { font: 500 13px var(--mono); color: var(--dust); }
.launch { font-size: var(--t-small); color: var(--haze); }
.launch strong { color: var(--star); font-weight: 500; }
.specs { display: grid; gap: 0; }
.specs div { display: grid; grid-template-columns: 98px minmax(0, 1fr); gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); font-size: var(--t-small); }
.specs dt { font: 500 10px/1.9 var(--mono); letter-spacing: 0.14em; color: var(--dust); }
.specs dd { color: var(--star); min-width: 0; }
@media (max-width: 899px) {
  .product-head, .product-body { grid-template-columns: minmax(0, 1fr); }
  .buy { position: static; }
}
@media (max-width: 560px) { .features { grid-template-columns: minmax(0, 1fr); } }

/* ── Autres instruments ──────────────────────────────────────────────── */
.others { border-top: 1px solid var(--line); padding-block: 28px; }
.others-in { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; }
.others-in .prose { flex: 1 1 260px; }

/* ── Liste ───────────────────────────────────────────────────────────── */
.orbit { border-top: 1px solid var(--line); padding-block: clamp(56px, 8vw, 112px); }
.orbit-in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 64px); align-items: center; }
.orbit form { display: grid; gap: 14px; }
.row { display: flex; gap: 8px; flex-wrap: wrap; }
.row input {
  flex: 1 1 240px; min-width: 0; font: 400 16px var(--sans); color: var(--star);
  background: var(--deep); border: 1px solid var(--orbit); border-radius: 999px; padding: 13px 18px;
}
.row input::placeholder { color: var(--dust); }
.row input:focus { outline: none; border-color: var(--star); }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; color: var(--haze); line-height: 1.5; }
.consent input { margin-top: 4px; accent-color: var(--star); flex: none; }
.form-msg { font: 400 13px/1.5 var(--mono); color: var(--dust); min-height: 1.5em; }
.form-msg.ok { color: var(--evolve); }
@media (max-width: 899px) { .orbit-in { grid-template-columns: minmax(0, 1fr); } }

/* ── Pied de page ────────────────────────────────────────────────────── */
.foot { border-top: 1px solid var(--line); }
.foot-in { padding-block: 28px 40px; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; font-size: 13px; color: var(--dust); }
.foot svg { height: 16px; width: auto; }
.foot .links { display: flex; flex-wrap: wrap; gap: 18px; }

/* ── Notes de concept (hors site) ────────────────────────────────────── */
.notes-sec { padding-block: 8px 72px; }
.notes { background: var(--nebula); border: 1px solid var(--orbit); border-radius: 20px; padding: clamp(22px, 4vw, 48px); display: grid; gap: clamp(28px, 4vw, 44px); }
.notes-head { display: grid; gap: 14px; }
.notes-head h2 { font-size: clamp(1.8rem, 3.4vw, 2.75rem); }
.ideas { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.idea { background: var(--void); border: 1px solid var(--line); border-radius: 12px; padding: 18px 18px 20px; display: grid; gap: 8px; align-content: start; min-width: 0; }
.idea p { color: var(--haze); font-size: var(--t-small); line-height: 1.6; }
.idea .where { font: 400 11.5px/1.5 var(--mono); color: var(--dust); }
.cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px 32px; }
.cols > div { display: grid; gap: 10px; align-content: start; min-width: 0; }
.cols li { color: var(--haze); font-size: var(--t-small); line-height: 1.55; padding: 8px 0; border-top: 1px solid var(--line); }
.cols li b { color: var(--star); font-weight: 500; }
@media (max-width: 899px) { .ideas, .cols { grid-template-columns: minmax(0, 1fr); } }

@media (prefers-reduced-motion: reduce) {
  .btn[aria-pressed="true"] .eq i { animation: none; height: 8px; }
  .lock .shackle { transition: none; }
}

/* ── Ajouts du site (formulaire réel, langue, utilitaires) ───────────── */
.stack { display: grid; gap: 16px; }
.stack.l { gap: 18px; }
.r { text-align: right; }
.lang { font: 500 11px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--dust); text-decoration: none; border: 1px solid var(--orbit); border-radius: 999px; padding: 8px 11px; white-space: nowrap; }
.lang:hover { color: var(--star); border-color: var(--star); }
.signup { display: grid; gap: 14px; }
.signup .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.signup .cf-turnstile { min-height: 65px; }
.signup .status { font: 400 13px/1.5 var(--mono); color: var(--dust); min-height: 1.5em; }
.signup .status.ok { color: var(--evolve); }
.signup .status.err { color: var(--warn); }
.signup .btn[disabled] { opacity: 0.6; cursor: progress; }
.consent a { color: var(--haze); }
.foot .links a { color: var(--dust); text-decoration: none; }
.foot .links a:hover { color: var(--star); }
@media (max-width: 860px) { .bar .lang { margin-left: auto; } .bar .lang + .sound { margin-left: 0; } }